Slaves of the Sisterhood

Doctor/Rose. Tenth Doctor, Eleventh Doctor, Twelfth Doctor, War Doctor and Clara. Second in the Sisterhood of Karn series. After finding help, Clara and the Doctors race back to Karn to try to rescue Twelve and Rose. But will they rescue them before the Sisterhood turns them both into weapons and use them to restore the rule of the Pythia to the universe?